Instructables: exploring - technology - sensors - popular http://www.instructables.com Tue, 21 Nov 2017 23:57:12 PST BLOX v1.01 Low Cost Radar Speed Sign http://www.instructables.com/id/Low-Cost-Radar-Speed-Sign/
Low Cost Radar Speed Sign - More DIY How To Projects]]> https://cdn.instructables.com/F8K/9Y7N/J9EH96A5/F8K9Y7NJ9EH96A5.SQUARE2.jpg https://cdn.instructables.com/F8K/9Y7N/J9EH96A5/F8K9Y7NJ9EH96A5.SQUARE.jpg https://cdn.instructables.com/F8K/9Y7N/J9EH96A5/F8K9Y7NJ9EH96A5.SMALL.jpg duncancurry Have you ever wanted to build your own low-cost radar speed sign? I live on a street where cars drive too fast, and I worry about the safety of my kids. I thought it would be much safer if I could install a radar speed sign of my own that displays the speed so I can get drivers to slow down. I lo...
By: duncancurry

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Wed, 1 Nov 2017 16:55:59 PDT
LDR Sensor Module Interface with Arduino http://www.instructables.com/id/LDR-Sensor-Module-Users-Manual-V10/
LDR Sensor Module Interface with Arduino - More DIY How To Projects]]> https://cdn.instructables.com/FAX/YFHH/IPTJLE0L/FAXYFHHIPTJLE0L.SQUARE2.jpg https://cdn.instructables.com/FAX/YFHH/IPTJLE0L/FAXYFHHIPTJLE0L.SQUARE.jpg https://cdn.instructables.com/FAX/YFHH/IPTJLE0L/FAXYFHHIPTJLE0L.SMALL.jpg mybotic This tutorial teaches the basics on using LDR Sensor Module. Introduction LDR sensor module is used to detect the intensity of light. It is associated with both analog output pin and digital output pin labelled as AO and DO respectively on the board. When there is light, the resistance of LDR wi...
By: mybotic

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Mon, 27 Jun 2016 06:12:02 PDT
Temperature Control For Freezer or Refrigerator http://www.instructables.com/id/Temperature-Controlled-Freezer/
Temperature Control For Freezer or Refrigerator - More DIY How To Projects]]> https://cdn.instructables.com/F0Y/COB5/FCEILQEZ/F0YCOB5FCEILQEZ.SQUARE2.jpg https://cdn.instructables.com/F0Y/COB5/FCEILQEZ/F0YCOB5FCEILQEZ.SQUARE.jpg https://cdn.instructables.com/F0Y/COB5/FCEILQEZ/F0YCOB5FCEILQEZ.SMALL.jpg ClemsonStuart721 This instructable covers the integration of a Johnson Controls temperature control into an extension cord with switch and electrical outlet for controlling a freezer. For fermenting beer, a chest freezer is a fantastic platform but the factory controls are far too cold. This controller project eff...
By: ClemsonStuart721

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Mon, 11 Feb 2008 19:32:49 PST
360 LIDAR Module http://www.instructables.com/id/360-LIDAR-Module/
360 LIDAR Module - More DIY How To Projects]]> https://cdn.instructables.com/FQT/TVPV/IOOXKN36/FQTTVPVIOOXKN36.SQUARE2.jpg https://cdn.instructables.com/FQT/TVPV/IOOXKN36/FQTTVPVIOOXKN36.SQUARE.jpg https://cdn.instructables.com/FQT/TVPV/IOOXKN36/FQTTVPVIOOXKN36.SMALL.jpg DomV811 This instructables is to show people how to easily convert a one directional Lidar sensor such as the Lidar Lite v to a 360 degree Lidar. The reason why I want to make my a 360 Lidar is to get into Simultaneous localization and mapping(SLAM). SLAM , in essence , a navigation technique use mostly by...
By: DomV811

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Fri, 27 May 2016 03:15:02 PDT
Mouse Trap Speed! http://www.instructables.com/id/Mouse-Trap-Speed/
Mouse Trap Speed! - More DIY How To Projects]]> https://cdn.instructables.com/F11/RBAB/GRN96K0F/F11RBABGRN96K0F.SQUARE2.jpg https://cdn.instructables.com/F11/RBAB/GRN96K0F/F11RBABGRN96K0F.SQUARE.jpg https://cdn.instructables.com/F11/RBAB/GRN96K0F/F11RBABGRN96K0F.SMALL.jpg LargeMouthBass I had been wondering for some time just how fast a mouse trap takes to slam shut once it has been tripped. What follows is a description of a simple way to measure the closing speed, along with the results I obtained. The trap I used was a classic Victor brand mouse trap. This is the kind that uses...
By: LargeMouthBass

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Tue, 23 Aug 2011 10:25:51 PDT
DIY Motion Sensing Ceiling Fan/light ***5$ Energy Saver!!!*** http://www.instructables.com/id/DIY-Motion-Sensing-Ceiling-Fanlight-5-Energy-/
DIY Motion Sensing Ceiling Fan/light ***5$ Energy Saver!!!*** - More DIY How To Projects]]> https://cdn.instructables.com/FOQ/HADZ/HIYWMPYZ/FOQHADZHIYWMPYZ.SQUARE2.jpg https://cdn.instructables.com/FOQ/HADZ/HIYWMPYZ/FOQHADZHIYWMPYZ.SQUARE.jpg https://cdn.instructables.com/FOQ/HADZ/HIYWMPYZ/FOQHADZHIYWMPYZ.SMALL.jpg HavocRC Now when I walk into my room (or my cat :) my lights automatically pop on for me! In this project I'm going to show you how to for under $5 hook up a motion sensor to you ceiling fixture! This is what happens. When the motion sensor senses motion it sends a HIGH signal to microcontroller. The microc...
By: HavocRC

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Sun, 14 Jul 2013 21:16:34 PDT
MPU-9150/9250 IMU with Arduino Pro-Micro http://www.instructables.com/id/MPU-91509250-IMU/
MPU-9150/9250 IMU with Arduino Pro-Micro - More DIY How To Projects]]> https://cdn.instructables.com/FP7/LHMA/IKWXLT1D/FP7LHMAIKWXLT1D.SQUARE2.jpg https://cdn.instructables.com/FP7/LHMA/IKWXLT1D/FP7LHMAIKWXLT1D.SQUARE.jpg https://cdn.instructables.com/FP7/LHMA/IKWXLT1D/FP7LHMAIKWXLT1D.SMALL.jpg BorisK4 Did you buy a 10-DOF sensor from aliexpress or ebay and experience problems getting it running? I downloaded Jeff Rowberg library and the output always freezed after a while. I decided to debug the code, because the sensor MPU-9150 seemed promising, but didn't run well.The sensor includes 10 sensors...
By: BorisK4

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Mon, 22 Feb 2016 10:56:44 PST
DIY Breath Sensor With Arduino (Conductive Knitted Stretch Sensor) http://www.instructables.com/id/DIY-Breath-Sensor-with-Arduino-Conductive-Knitted-/
DIY Breath Sensor With Arduino (Conductive Knitted Stretch Sensor) - More DIY How To Projects]]> https://cdn.instructables.com/F0M/AQDK/IAI1QG6U/F0MAQDKIAI1QG6U.SQUARE2.jpg https://cdn.instructables.com/F0M/AQDK/IAI1QG6U/F0MAQDKIAI1QG6U.SQUARE.jpg https://cdn.instructables.com/F0M/AQDK/IAI1QG6U/F0MAQDKIAI1QG6U.SMALL.jpg i.saralynn This DIY sensor will take the form of a conductive knitted stretch sensor. It will wrap around your chest/stomach, and when your chest/stomach expands and contracts so will the sensor, and consequently the input data that is fed to the Arduino. So keep in mind this isn't a totally accurate way to ...
By: i.saralynn

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Thu, 4 Jun 2015 08:44:30 PDT
simple wired 2 motor control joystick http://www.instructables.com/id/2-motor-control-joystick/
simple wired 2 motor control joystick - More DIY How To Projects]]> https://cdn.instructables.com/FTZ/DGLI/FIY4LHK3/FTZDGLIFIY4LHK3.SQUARE2.jpg https://cdn.instructables.com/FTZ/DGLI/FIY4LHK3/FTZDGLIFIY4LHK3.SQUARE.jpg https://cdn.instructables.com/FTZ/DGLI/FIY4LHK3/FTZDGLIFIY4LHK3.SMALL.jpg little_spiro i wanted for a long time to have a control joystick(control box), wich can easy change the directions of 2 motors. so i made one. it's not hard to build and works perfect. the costs vary between 2 and 4 euro. feel free to change/improve the project using creativity and better parts. share your exper...
By: little_spiro

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Wed, 23 Jul 2008 12:47:02 PDT
MORNING FLUTE (Morgenflöte) http://www.instructables.com/id/MORNING-FLUTE-Morgenflöte/
MORNING FLUTE (Morgenflöte) - More DIY How To Projects]]> https://cdn.instructables.com/FCV/X5NA/IOPZDKN6/FCVX5NAIOPZDKN6.SQUARE2.jpg https://cdn.instructables.com/FCV/X5NA/IOPZDKN6/FCVX5NAIOPZDKN6.SQUARE.jpg https://cdn.instructables.com/FCV/X5NA/IOPZDKN6/FCVX5NAIOPZDKN6.SMALL.jpg pratchel The "morning flute/ morgenflöte" is a light depended instrument, which is best played in the morning. It uses photocells, LDRs(light depended resistors) implemented in the cardboard tube attached to 555 timers on the breadboard.There is already a lot of light depended instruments prob. all based on ...
By: pratchel

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Sat, 28 May 2016 07:05:23 PDT
Environment Air Quality Monitor http://www.instructables.com/id/Environmental-Monitor/
Environment Air Quality Monitor - More DIY How To Projects]]> https://cdn.instructables.com/FWO/DA8C/IIEWPP1Y/FWODA8CIIEWPP1Y.SQUARE2.jpg https://cdn.instructables.com/FWO/DA8C/IIEWPP1Y/FWODA8CIIEWPP1Y.SQUARE.jpg https://cdn.instructables.com/FWO/DA8C/IIEWPP1Y/FWODA8CIIEWPP1Y.SMALL.jpg rjkorn I wanted to build an environmental monitor. Partly to see what happens from day to day and also because I wanted to compare all the different MQ Sensors and see how they respond to different things. Using a Linkit one allowed me to add GPS logging to make this a mobile platform. External Antennas ...
By: rjkorn

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Mon, 21 Dec 2015 04:30:51 PST
Vertical garden & weather powered by Intel Edison http://www.instructables.com/id/Vertical-garden-weather-powered-by-Intel-Edison/
Vertical garden & weather powered by Intel Edison - More DIY How To Projects]]> https://cdn.instructables.com/FKI/0SOI/IEY3FVJB/FKI0SOIIEY3FVJB.SQUARE2.jpg https://cdn.instructables.com/FKI/0SOI/IEY3FVJB/FKI0SOIIEY3FVJB.SQUARE.jpg https://cdn.instructables.com/FKI/0SOI/IEY3FVJB/FKI0SOIIEY3FVJB.SMALL.jpg veronafablab BioEdison is a smart vertical garden based on the new Intel Edison that allows a simple, automated management of any type of vegetable or plant. Advantages of BioEdison control device than a traditional vegetable garden are the efficient use...
By: veronafablab

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Fri, 25 Sep 2015 13:45:00 PDT
Turn your Fingerprint Sensor into Biometric Toggle Switch http://www.instructables.com/id/Biometric-LED/
Turn your Fingerprint Sensor into Biometric Toggle Switch - More DIY How To Projects]]> https://cdn.instructables.com/F5C/D9MV/I3H4ZWB0/F5CD9MVI3H4ZWB0.SQUARE2.jpg https://cdn.instructables.com/F5C/D9MV/I3H4ZWB0/F5CD9MVI3H4ZWB0.SQUARE.jpg https://cdn.instructables.com/F5C/D9MV/I3H4ZWB0/F5CD9MVI3H4ZWB0.SMALL.jpg pelegren After I've made my first fingerprint sensor project to read my fingers and recognized me, I became obsessed with biometric system and was curious if i could use fingerprint to turn on and off a device. It was possible to open a lock of the door using fingerprint, but, what about closing or locking ...
By: pelegren

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Fri, 12 Dec 2014 03:53:30 PST
how to make a reed switch http://www.instructables.com/id/how-to-make-a-magnetic-sensor/
how to make a reed switch - More DIY How To Projects]]> https://cdn.instructables.com/FQX/D2LY/GS5TYK24/FQXD2LYGS5TYK24.SQUARE2.jpg https://cdn.instructables.com/FQX/D2LY/GS5TYK24/FQXD2LYGS5TYK24.SQUARE.jpg https://cdn.instructables.com/FQX/D2LY/GS5TYK24/FQXD2LYGS5TYK24.SMALL.jpg Mahmoud Alaa how to make a sample magnetic sensor on the cheap materials : 1 match box 2 paper clib 2 wires 1 piece of foil tabe a small circuit for test  make the case and now we will make the case out of the match box add the aluminum foil to the case and now we will add the aluminum foil to the ...
By: Mahmoud Alaa

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Sun, 4 Sep 2011 09:40:15 PDT
Modifying 120deg viewing angle infrared rear view camera http://www.instructables.com/id/Modifying-120deg-viewing-angle-infrared-rear-view-/
Modifying 120deg viewing angle infrared rear view camera - More DIY How To Projects]]> https://cdn.instructables.com/F32/9F9Y/GVJCIZOF/F329F9YGVJCIZOF.SQUARE2.jpg https://cdn.instructables.com/F32/9F9Y/GVJCIZOF/F329F9YGVJCIZOF.SQUARE.jpg https://cdn.instructables.com/F32/9F9Y/GVJCIZOF/F329F9YGVJCIZOF.SMALL.jpg bbarenz These cameras can be purchased from ebay for a little as $15.  They are great for security cameras as they have a wide viewing angle and clear image however out of the box the camera comes with a trapezoidal grid superimposed on the video signal and the video image mirrored. These instructions will ...
By: bbarenz

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Tue, 29 Nov 2011 06:47:12 PST
How to interface with Optical Dust Sensor http://www.instructables.com/id/How-to-Interface-With-Optical-Dust-Sensor/
How to interface with Optical Dust Sensor - More DIY How To Projects]]> https://cdn.instructables.com/FV2/5I7N/IQHIUSA8/FV25I7NIQHIUSA8.SQUARE2.jpg https://cdn.instructables.com/FV2/5I7N/IQHIUSA8/FV25I7NIQHIUSA8.SQUARE.jpg https://cdn.instructables.com/FV2/5I7N/IQHIUSA8/FV25I7NIQHIUSA8.SMALL.jpg mybotic This tutorial is going to teach you basics on using Optical Dust Sensor. Introduction Description:Sharp's GP2Y1010AU0F is an optical air quality sensor, or may also known as optical dust sensor, is designed to sense dust particles. An infrared emitting diode and a phototransistor are diagonally ...
By: mybotic

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Mon, 11 Jul 2016 02:47:30 PDT
PIR Alarm Arduino Motion Sensor (with Encasing) http://www.instructables.com/id/PIR-Alarm-Arduino-Motion-Sensor-with-Encasing/
PIR Alarm Arduino Motion Sensor (with Encasing) - More DIY How To Projects]]> https://cdn.instructables.com/FVX/Z8BG/H1KHACIJ/FVXZ8BGH1KHACIJ.SQUARE2.jpg https://cdn.instructables.com/FVX/Z8BG/H1KHACIJ/FVXZ8BGH1KHACIJ.SQUARE.jpg https://cdn.instructables.com/FVX/Z8BG/H1KHACIJ/FVXZ8BGH1KHACIJ.SMALL.jpg chuck4747 This is a guide on how to make a motion detector with an arduino! Enjoy! Items Needed Arduino Uno microcontroller Breadboard, Mini PIR sensor, SE-10 Jumper wires Piezo Buzzer LED, any size or type Plywood(optional) Wire the Arduino to the breadboard Connect Digital 2 (on the Arduino), 5V, and ...
By: chuck4747

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Wed, 2 May 2012 18:40:06 PDT
bfo metal detector http://www.instructables.com/id/bfo-metal-detector/
bfo metal detector - More DIY How To Projects]]> https://cdn.instructables.com/FEW/0BW9/XS7EP27XMGM/FEW0BW9XS7EP27XMGM.SQUARE2.jpg https://cdn.instructables.com/FEW/0BW9/XS7EP27XMGM/FEW0BW9XS7EP27XMGM.SQUARE.jpg https://cdn.instructables.com/FEW/0BW9/XS7EP27XMGM/FEW0BW9XS7EP27XMGM.SMALL.jpg jurgis Simple BFO metal detector BFO ( beat frequency oscillator ) metal detectors use two oscillators, each of which produces a radio frequency. One of these oscillators uses a coil of wire that we call the search loop. The second oscillator uses a much smaller coil of wire, and is usually inside the c...
By: jurgis

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Wed, 26 Apr 2006 13:54:26 PDT
Intel Edison Sensor Dashboard Using Freeboard/Python/Flask (minimal programming necessary) http://www.instructables.com/id/Intel-Edison-Sensor-Dashboard-Using-FreeboardPytho/
Intel Edison Sensor Dashboard Using Freeboard/Python/Flask (minimal programming necessary) - More DIY How To Projects]]> https://cdn.instructables.com/FCV/4Z20/IE223RYD/FCV4Z20IE223RYD.SQUARE2.jpg https://cdn.instructables.com/FCV/4Z20/IE223RYD/FCV4Z20IE223RYD.SQUARE.jpg https://cdn.instructables.com/FCV/4Z20/IE223RYD/FCV4Z20IE223RYD.SMALL.jpg JustinN1 First I wanted to say thank you for the opportunity to work with an Edison and for being given one by Intel/Instructables for the purpose of entering their IoT contest. I think this is a great way to do community building and encourage developers to get involved and on board. It should also get yo...
By: JustinN1

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Tue, 1 Sep 2015 21:23:06 PDT
Simple Manual Magnetometer Calibration http://www.instructables.com/id/Simple-Manual-Magnetometer-Calibration/
Simple Manual Magnetometer Calibration - More DIY How To Projects]]> https://cdn.instructables.com/FZJ/HI5E/IEX4QPFR/FZJHI5EIEX4QPFR.SQUARE2.jpg https://cdn.instructables.com/FZJ/HI5E/IEX4QPFR/FZJHI5EIEX4QPFR.SQUARE.jpg https://cdn.instructables.com/FZJ/HI5E/IEX4QPFR/FZJHI5EIEX4QPFR.SMALL.jpg p_leriche There are several types of cheap magnetometer now available, which you can use to sense a compass direction, but all of them (as far as I know) need calibration before you can get sensible results. In this Instructable, I'll demonstrate a simple manual method using both the XLoBorg from Piborg, and ...
By: p_leriche

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Thu, 24 Sep 2015 07:31:22 PDT
Arduino GPRS Weather Station - Part 1 http://www.instructables.com/id/Arduino-GPRS-Weather-Station-Part-1/
Arduino GPRS Weather Station - Part 1 - More DIY How To Projects]]> https://cdn.instructables.com/FGB/8BT9/INM7J3J6/FGB8BT9INM7J3J6.SQUARE2.jpg https://cdn.instructables.com/FGB/8BT9/INM7J3J6/FGB8BT9INM7J3J6.SQUARE.jpg https://cdn.instructables.com/FGB/8BT9/INM7J3J6/FGB8BT9INM7J3J6.SMALL.jpg Tecwyn Twmffat With the threat of increasingly erratic weather patterns circulating the skies of our planet, day after day of unceasing rain, floods, droughts, hail storms and who knows what else, a weather station seems to be a useful and necessary household accessory.Global warming may be upon us, but that is no...
By: Tecwyn Twmffat

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Sat, 30 Apr 2016 04:36:40 PDT
Temperature sensor / weatherstation http://www.instructables.com/id/Temperature-sensor--weatherstation/
Temperature sensor / weatherstation - More DIY How To Projects]]> https://cdn.instructables.com/FYX/Y1W7/F9053ZOT/FYXY1W7F9053ZOT.SQUARE2.jpg https://cdn.instructables.com/FYX/Y1W7/F9053ZOT/FYXY1W7F9053ZOT.SQUARE.jpg https://cdn.instructables.com/FYX/Y1W7/F9053ZOT/FYXY1W7F9053ZOT.SMALL.jpg chr Create a weatherstation or temperature monitor using the very cool digital temperature sensor DS1820.I use this setup to monitor a server room, and as a weatherstation.This project consists of:A Dallas 1-Wire bus networkInterface between RS-232 and the Dallas 1-Wire systemDigital temperature sensors...
By: chr

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Fri, 21 Sep 2007 15:13:15 PDT
Laser cut enclosure with living hinge lid http://www.instructables.com/id/Laser-cut-enclosure-with-living-hinge-lid/
Laser cut enclosure with living hinge lid - More DIY How To Projects]]> https://cdn.instructables.com/FRS/ULAJ/H2A76P69/FRSULAJH2A76P69.SQUARE2.jpg https://cdn.instructables.com/FRS/ULAJ/H2A76P69/FRSULAJH2A76P69.SQUARE.jpg https://cdn.instructables.com/FRS/ULAJ/H2A76P69/FRSULAJH2A76P69.SMALL.jpg fasaxc This instructable shows how I made a laser cut box with a curved lid to house a wireless sensor node.  I made it at Techshop SF.  The node measures temperature and relays its measurements to a central logger so that I can plot graphs from the data.  The box needs a port for the antenna, good air flo...
By: fasaxc

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Mon, 30 Apr 2012 22:15:40 PDT
DS18B2O - Temperature probe with RJ45 connector http://www.instructables.com/id/DS18B2O-Temperature-probe-with-RJ45-connector/
DS18B2O - Temperature probe with RJ45 connector - More DIY How To Projects]]> https://cdn.instructables.com/F3C/1X2H/GO6V9XIX/F3C1X2HGO6V9XIX.SQUARE2.jpg https://cdn.instructables.com/F3C/1X2H/GO6V9XIX/F3C1X2HGO6V9XIX.SQUARE.jpg https://cdn.instructables.com/F3C/1X2H/GO6V9XIX/F3C1X2HGO6V9XIX.SMALL.jpg rik This Instructable uses the work done by Jonathan Oxer and Hugh Blemings in the book  "Practical Arduino"  at:   http://www.practicalarduino.com/   and builds upon the work done by: http://www.cheapvegetablegardener.com/   using the homemade-waterproof digital thermometer design concept:   http://w...
By: rik

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Tue, 31 May 2011 22:34:58 PDT
IoT Pill Bottle http://www.instructables.com/id/IoT-Pill-Bottle/
IoT Pill Bottle - More DIY How To Projects]]> https://cdn.instructables.com/FLI/R23R/INPE5NCC/FLIR23RINPE5NCC.SQUARE2.jpg https://cdn.instructables.com/FLI/R23R/INPE5NCC/FLIR23RINPE5NCC.SQUARE.jpg https://cdn.instructables.com/FLI/R23R/INPE5NCC/FLIR23RINPE5NCC.SMALL.jpg 陳亮 This Instructables show how to build a IoT pill bottle prototype.This is my colleague, Roy's idea, I just help him PoC.This IoT bottle use 2 type of sensors for helping doctor and patient:A cap button for detect pill bottle opened, it help to monitor the time pattern of patient take the pillAn IR se...
By: 陳亮

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Mon, 2 May 2016 06:31:41 PDT
BME280 Weather Station With ESP8266 SDK http://www.instructables.com/id/BME280-Weather-Station-With-ESP8266-SDK/
BME280 Weather Station With ESP8266 SDK - More DIY How To Projects]]> https://cdn.instructables.com/FH0/QX0I/IO34ES2R/FH0QX0IIO34ES2R.SQUARE2.jpg https://cdn.instructables.com/FH0/QX0I/IO34ES2R/FH0QX0IIO34ES2R.SQUARE.jpg https://cdn.instructables.com/FH0/QX0I/IO34ES2R/FH0QX0IIO34ES2R.SMALL.jpg cosminp12 The purpose of this project was to share my own C implementation of a BME280 driver and provide a demo application for it, using ESP8266 with the official Espressif SDK.The sensor is connected directly to the ESP8266 without any other MCU in between, via I2C. Data is then sent to a ThingSpeak accoun...
By: cosminp12

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Thu, 12 May 2016 09:40:20 PDT
Controlling the Position of an Actuator with an Analog Sensor http://www.instructables.com/id/Controlling-the-Position-of-an-Actuator-with-an-An/
Controlling the Position of an Actuator with an Analog Sensor - More DIY How To Projects]]> https://cdn.instructables.com/F3L/HEJU/IEMNH4W2/F3LHEJUIEMNH4W2.SQUARE2.jpg https://cdn.instructables.com/F3L/HEJU/IEMNH4W2/F3LHEJUIEMNH4W2.SQUARE.jpg https://cdn.instructables.com/F3L/HEJU/IEMNH4W2/F3LHEJUIEMNH4W2.SMALL.jpg Progressive Automations In this Instructable, we will learn how to use an analog sensor to control the position of an actuator. In this example, we'll be using a potentiometer, but you can use any analog sensor. You could use a light sensor to move an actuator based on the position of the sun.We'll be using the following...
By: Progressive Automations

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Wed, 16 Sep 2015 09:56:04 PDT
Atlas Scientific and Raspberry Pi http://www.instructables.com/id/Atlas-Scientific-and-Raspberry-Pi/
Atlas Scientific and Raspberry Pi - More DIY How To Projects]]> https://cdn.instructables.com/FKW/S6OU/I0DOEBQT/FKWS6OUI0DOEBQT.SQUARE2.jpg https://cdn.instructables.com/FKW/S6OU/I0DOEBQT/FKWS6OUI0DOEBQT.SQUARE.jpg https://cdn.instructables.com/FKW/S6OU/I0DOEBQT/FKWS6OUI0DOEBQT.SMALL.jpg AtlasScientific This Instructable will you show you how to interface with Atlas Scientific sensors using a Raspberry Pi. There are 3 main ways to do this: By hooking a keyboard, monitor, and mouse up to the Pi and using it as a stand alone computer. By connecting the Pi to your local router with an ethern...
By: AtlasScientific

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Mon, 22 Sep 2014 14:36:19 PDT
How to Build a Portable, Accurate, Low Cost, Open Source Air Particle Counter http://www.instructables.com/id/How-to-Build-a-Portable-Accurate-Low-Cost-Open-Sou/
How to Build a Portable, Accurate, Low Cost, Open Source Air Particle Counter - More DIY How To Projects]]> https://cdn.instructables.com/F08/9FWD/IV0BC29D/F089FWDIV0BC29D.SQUARE2.jpg https://cdn.instructables.com/F08/9FWD/IV0BC29D/F089FWDIV0BC29D.SQUARE.jpg https://cdn.instructables.com/F08/9FWD/IV0BC29D/F089FWDIV0BC29D.SMALL.jpg rawrdong This is the first Instructable in the series: How to Make, Calibrate, and Test a Portable, Accurate, Low Cost, Open Source Air Particle Counter. The second installment, How to Build a Test Chamber for Air Particle Sensors, can be found here. The third installment, How to Build a Monodisperse Particl...
By: rawrdong

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Mon, 7 Nov 2016 16:45:43 PST
Wearable heart beat sensor ESP8266+Pulse sensor http://www.instructables.com/id/Wearable-heart-beat-sensor-ESP8266Pulse-sensor/
Wearable heart beat sensor ESP8266+Pulse sensor - More DIY How To Projects]]> https://cdn.instructables.com/FL2/A6RF/I9L6IMAW/FL2A6RFI9L6IMAW.SQUARE2.jpg https://cdn.instructables.com/FL2/A6RF/I9L6IMAW/FL2A6RFI9L6IMAW.SQUARE.jpg https://cdn.instructables.com/FL2/A6RF/I9L6IMAW/FL2A6RFI9L6IMAW.SMALL.jpg yakirmalka As part of a desire to learn about ESP8266 as standaloneI thought about a project to connect pulse sensor and transmit the BPM to the computer by TCP connection.During the construction i came across some problems.The problems by my opinion, will help some of you to build your next project. Compone...
By: yakirmalka

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Tue, 12 May 2015 07:23:05 PDT
Stickytape Sensors http://www.instructables.com/id/Stickytape-Sensors/
Stickytape Sensors - More DIY How To Projects]]> https://cdn.instructables.com/FLB/GHWO/FTVVI29Y/FLBGHWOFTVVI29Y.SQUARE2.jpg https://cdn.instructables.com/FLB/GHWO/FTVVI29Y/FLBGHWOFTVVI29Y.SQUARE.jpg https://cdn.instructables.com/FLB/GHWO/FTVVI29Y/FLBGHWOFTVVI29Y.SMALL.jpg Plusea Simple Pressure and Bend Sensors made from stickytape, Velostat, conductive thread and small pieces of conductive fabric. Basically you just have to get the conductive surface and Velostat ratio right. I find the following methods work best. As little conductive thread as necessary to cover the sen...
By: Plusea

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Thu, 23 Apr 2009 11:01:47 PDT
Simple Touch Switch 3904 NPN http://www.instructables.com/id/Simple-Touch-Switch-3904-NPN/
Simple Touch Switch 3904 NPN - More DIY How To Projects]]> https://cdn.instructables.com/F09/XLBD/HYZ9CKUO/F09XLBDHYZ9CKUO.SQUARE2.jpg https://cdn.instructables.com/F09/XLBD/HYZ9CKUO/F09XLBDHYZ9CKUO.SQUARE.jpg https://cdn.instructables.com/F09/XLBD/HYZ9CKUO/F09XLBDHYZ9CKUO.SMALL.jpg Bits4Bots Hello :) This project will show you how to make a simple touch switch using a 2N3904 (NPN) transistor.A newbie special 10 minutes project! Parts List: 1 LED1 2N3904 TransistorJumper Wires2 680 Ohm Resistors *or 1K or lessBreadboard or PCB w/solder5V Power Supply Connecting the Transistor Place...
By: Bits4Bots

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Sun, 17 Aug 2014 23:01:27 PDT
Distance measurement and obstacle detection using NXP 89v51rd2fn and ultrasonic sensor HC-SR04. http://www.instructables.com/id/Distance-measurement-and-obstacle-detection-using--1/
Distance measurement and obstacle detection using NXP 89v51rd2fn and ultrasonic sensor HC-SR04. - More DIY How To Projects]]> https://cdn.instructables.com/F3O/47T4/HV9I48KR/F3O47T4HV9I48KR.SQUARE2.jpg https://cdn.instructables.com/F3O/47T4/HV9I48KR/F3O47T4HV9I48KR.SQUARE.jpg https://cdn.instructables.com/F3O/47T4/HV9I48KR/F3O47T4HV9I48KR.SMALL.jpg saurabh prashar Everyone uses arduino uno or mega to make projects as they are easy to use and the code for arduino is easily available on the arduino forums and no one uses atmel,philips or other microcontroller to make such projects as the coding is somewhat difficult . In this project of mine i have used phi...
By: saurabh prashar

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Mon, 19 May 2014 21:26:25 PDT
VU Meter http://www.instructables.com/id/VU-Meter/
VU Meter - More DIY How To Projects]]> https://cdn.instructables.com/FFB/GEHF/G8AS45VS/FFBGEHFG8AS45VS.SQUARE2.jpg https://cdn.instructables.com/FFB/GEHF/G8AS45VS/FFBGEHFG8AS45VS.SQUARE.jpg https://cdn.instructables.com/FFB/GEHF/G8AS45VS/FFBGEHFG8AS45VS.SMALL.jpg dmallen This project shows you how to take inputs from a computer, MP3 player, or stereo via a headphone jack and get LEDs to respond and visually display the peaks and troughs of the music. For this project you will need: -One (1) ArduinoMega w/ USB upload cable -Two (2) 10-Segment LED Bar Graphs -O...
By: dmallen

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Thu, 22 Apr 2010 18:33:33 PDT
DIY Digital Thermometer http://www.instructables.com/id/DIY-Digital-Thermometer/
DIY Digital Thermometer - More DIY How To Projects]]> https://cdn.instructables.com/FT5/PUGW/FVIPVHAM/FT5PUGWFVIPVHAM.SQUARE2.jpg https://cdn.instructables.com/FT5/PUGW/FVIPVHAM/FT5PUGWFVIPVHAM.SQUARE.jpg https://cdn.instructables.com/FT5/PUGW/FVIPVHAM/FT5PUGWFVIPVHAM.SMALL.jpg DemonDomen This instructable will show you how to make a thermometer that displays the temperature of the air.It's not the most accurate thermometer in the world, but for this price and the fact that it was homemade... Parts You will need:1x ATMega82x7 segment display1x1800 ohm resistor7x160ohm resistors1x ...
By: DemonDomen

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Sun, 7 Jun 2009 03:32:38 PDT
Raspberry Pi Baby Monitor with Splunk http://www.instructables.com/id/Raspberry-Pi-Baby-Monitor-With-Splunk/
Raspberry Pi Baby Monitor with Splunk - More DIY How To Projects]]> https://cdn.instructables.com/FA2/NA1R/IOG1IW9T/FA2NA1RIOG1IW9T.SQUARE2.jpg https://cdn.instructables.com/FA2/NA1R/IOG1IW9T/FA2NA1RIOG1IW9T.SQUARE.jpg https://cdn.instructables.com/FA2/NA1R/IOG1IW9T/FA2NA1RIOG1IW9T.SMALL.jpg Bam Bam Mantell These steps will teach you how to assemble the components required to make a Raspberry Pi baby monitor, and collect that data into Splunk, a log reader and analytical tool, to preset that data in a meaningful way. At the end you will be able to use the Spunk dashboard to monitor sleep patterns, room...
By: Bam Bam Mantell

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Sat, 21 May 2016 20:22:40 PDT
How to make a tv remote sensor module http://www.instructables.com/id/How-to-make-a-tv-remote-sensor-module/
How to make a tv remote sensor module - More DIY How To Projects]]> https://cdn.instructables.com/FV3/69WQ/GP7IGABS/FV369WQGP7IGABS.SQUARE2.jpg https://cdn.instructables.com/FV3/69WQ/GP7IGABS/FV369WQGP7IGABS.SQUARE.jpg https://cdn.instructables.com/FV3/69WQ/GP7IGABS/FV369WQGP7IGABS.SMALL.jpg amruth Hi everyone i am going to show u how to make a IR module which senses and tells wether the tv remote is working or not. The TSOP 1738 works as a LDR ( light dependent resistant) which senses IR(Infra red). When u press the buttons on the remote the sensor senses it and gives power to the LED and the...
By: amruth

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Sun, 3 Jul 2011 10:16:43 PDT
Make a digital thermometer http://www.instructables.com/id/Make-a-digital-thermometer/
Make a digital thermometer - More DIY How To Projects]]> https://cdn.instructables.com/FDO/5ZCM/G43EFNYI/FDO5ZCMG43EFNYI.SQUARE2.jpg https://cdn.instructables.com/FDO/5ZCM/G43EFNYI/FDO5ZCMG43EFNYI.SQUARE.jpg https://cdn.instructables.com/FDO/5ZCM/G43EFNYI/FDO5ZCMG43EFNYI.SMALL.jpg andy70707 In this instructable, you will learn how to make a simple digital thermometer for under £10 using a few simple components and 1 IC. Finished project should look something like this: The parts Here is a list of all the parts that you will need: -LM3914 Bargraph Display Driver (you should be able...
By: andy70707

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Wed, 6 Jan 2010 14:48:54 PST
RFID Timing System on the Cheap http://www.instructables.com/id/RFID-Timing-System-on-the-Cheap/
RFID Timing System on the Cheap - More DIY How To Projects]]> https://cdn.instructables.com/FXV/4LWY/HNHLPUJY/FXV4LWYHNHLPUJY.SQUARE2.jpg https://cdn.instructables.com/FXV/4LWY/HNHLPUJY/FXV4LWYHNHLPUJY.SQUARE.jpg https://cdn.instructables.com/FXV/4LWY/HNHLPUJY/FXV4LWYHNHLPUJY.SMALL.jpg edmondslibrarian This project is for any Coach or PE teacher that wants to time a race or single lap on a budget. It collects data in Excel and displays the winners. You can follow all the steps to make your own file, or just use the template file. Hopefully, more advanced users will be able to add improvements to t...
By: edmondslibrarian

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Fri, 1 Nov 2013 13:02:38 PDT
IoT Charts Using Google Tools: Getting Started http://www.instructables.com/id/IoT-Charts-Using-Google-Tools-Getting-Started/
IoT Charts Using Google Tools: Getting Started - More DIY How To Projects]]> https://cdn.instructables.com/FJH/JM4A/IGTATTMH/FJHJM4AIGTATTMH.SQUARE2.jpg https://cdn.instructables.com/FJH/JM4A/IGTATTMH/FJHJM4AIGTATTMH.SQUARE.jpg https://cdn.instructables.com/FJH/JM4A/IGTATTMH/FJHJM4AIGTATTMH.SMALL.jpg MikeTeachman The internet connected sensor revolution is hereIt's getting easier every day to connect your Arduino, Raspberry Pi, ESP8266, Edison, or Photon project to the internet and push sensor measurement data to a cloud database such as ThingSpeak or Sparkfun Data. But, once your data is stored there, how d...
By: MikeTeachman

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Tue, 10 Nov 2015 08:37:07 PST
Arduino GPRS Weather Station - Part 2: Upgraded Wind Sensors and Improved Energy Efficiency http://www.instructables.com/id/Arduino-GPRS-Weather-Station-Part-2-Upgraded-Wind-/
Arduino GPRS Weather Station - Part 2: Upgraded Wind Sensors and Improved Energy Efficiency - More DIY How To Projects]]> https://cdn.instructables.com/FMA/DQNL/IWMMH4FJ/FMADQNLIWMMH4FJ.SQUARE2.jpg https://cdn.instructables.com/FMA/DQNL/IWMMH4FJ/FMADQNLIWMMH4FJ.SQUARE.jpg https://cdn.instructables.com/FMA/DQNL/IWMMH4FJ/FMADQNLIWMMH4FJ.SMALL.jpg Tecwyn Twmffat In my continuing efforts to control my island's weather I have rebuilt my GPRS weather station with upgraded 'industry standard' calibrated wind sensors and made several significant improvements for better energy efficiency.This weather station is now a lot more accurate and uses three Arduinos work...
By: Tecwyn Twmffat

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Mon, 12 Dec 2016 15:06:05 PST
Energino: an Arduino-based energy consumption monitoring shield http://www.instructables.com/id/Energino-an-Arduino-based-energy-consumption-moni/
Energino: an Arduino-based energy consumption monitoring shield - More DIY How To Projects]]> https://cdn.instructables.com/FWZ/K6Y8/H4ZN5515/FWZK6Y8H4ZN5515.SQUARE2.jpg https://cdn.instructables.com/FWZ/K6Y8/H4ZN5515/FWZK6Y8H4ZN5515.SQUARE.jpg https://cdn.instructables.com/FWZ/K6Y8/H4ZN5515/FWZK6Y8H4ZN5515.SMALL.jpg roberto.riggio Energino is a plug-load meter that measures the amount of power consumed by whatever DC electrical appliance is plugged into its. It was originally designed to monitor the energy consumption of simple networking devices such as Ethernet switches and WiFi access points, but it can be used to monitor ...
By: roberto.riggio

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Sun, 22 Jul 2012 08:40:00 PDT
How to make an Automatic Night Light http://www.instructables.com/id/How-to-Make-an-Automatic-Night-Light/
How to make an Automatic Night Light - More DIY How To Projects]]> https://cdn.instructables.com/FGC/60GN/IVO56HM2/FGC60GNIVO56HM2.SQUARE2.jpg https://cdn.instructables.com/FGC/60GN/IVO56HM2/FGC60GNIVO56HM2.SQUARE.jpg https://cdn.instructables.com/FGC/60GN/IVO56HM2/FGC60GNIVO56HM2.SMALL.jpg JunezRiyaz Automatic night light is a device with turns on light when there is darkness in the surrounding.Its a portable version of automatic street lights. In this I used LDR (Light Dependent Resistor) which varies resistance with respect to light intensity.For more projects subscribe my youtube channel [ Su...
By: JunezRiyaz

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Mon, 28 Nov 2016 02:26:53 PST
Visualize data from sensors using Arduino + coolterm http://www.instructables.com/id/Visualize-data-from-sensors-using-Arduino-coolte/
Visualize data from sensors using Arduino + coolterm - More DIY How To Projects]]> https://cdn.instructables.com/FZ8/DCGQ/H4AGJ6RW/FZ8DCGQH4AGJ6RW.SQUARE2.jpg https://cdn.instructables.com/FZ8/DCGQ/H4AGJ6RW/FZ8DCGQH4AGJ6RW.SQUARE.jpg https://cdn.instructables.com/FZ8/DCGQ/H4AGJ6RW/FZ8DCGQH4AGJ6RW.SMALL.jpg gabriellalevine Once you're getting some values from sensors, for example using Arduino, (see my previous instructable), sometimes it's nice to see the sensor data in a graph.  Here's how in only a few steps! I made this particular Instructables using a sonar sensor (XL Max Sonar EZ/AE) but you can do it with any...
By: gabriellalevine

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Fri, 13 Jul 2012 08:25:40 PDT
Easy as pie GPS datalogger http://www.instructables.com/id/Easy-As-Pie-GPS-Datalogger/
Easy as pie GPS datalogger - More DIY How To Projects]]> https://cdn.instructables.com/FRG/0KPN/IVO4C9EH/FRG0KPNIVO4C9EH.SQUARE2.jpg https://cdn.instructables.com/FRG/0KPN/IVO4C9EH/FRG0KPNIVO4C9EH.SQUARE.jpg https://cdn.instructables.com/FRG/0KPN/IVO4C9EH/FRG0KPNIVO4C9EH.SMALL.jpg tinkrmind This project came out of a very simple need; the need for speed. The night before I was leaving on my road-trip across the Grand Canyon, I realized I didn't have my Garmin with me. So I hacked this together. However, I have since realized I absolutely love the simplicity of this thing. There's a cer...
By: tinkrmind

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Thu, 24 Nov 2016 07:55:38 PST
Inline Digital Hydrometer http://www.instructables.com/id/Inline-Digital-Hydrometer/
Inline Digital Hydrometer - More DIY How To Projects]]> https://cdn.instructables.com/FYO/EHFJ/IVO3650G/FYOEHFJIVO3650G.SQUARE2.jpg https://cdn.instructables.com/FYO/EHFJ/IVO3650G/FYOEHFJIVO3650G.SQUARE.jpg https://cdn.instructables.com/FYO/EHFJ/IVO3650G/FYOEHFJIVO3650G.SMALL.jpg Tecwyn Twmffat Many industrial processes require chemical analysis of a fluid and sometimes just knowing it's density is all that is necessary to know what it's main constituents are. This is particularly true in whiskey production, for example. Here, I am using a very accurate pressure sensor which is connected t...
By: Tecwyn Twmffat

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Fri, 18 Nov 2016 13:17:38 PST
Make an Simple Motion Sensor Relay Board (PIR) http://www.instructables.com/id/Make-an-Simple-Motion-Sensor-Board-PIR/
Make an Simple Motion Sensor Relay Board (PIR) - More DIY How To Projects]]> https://cdn.instructables.com/FLF/E64R/IA56PFAT/FLFE64RIA56PFAT.SQUARE2.jpg https://cdn.instructables.com/FLF/E64R/IA56PFAT/FLFE64RIA56PFAT.SQUARE.jpg https://cdn.instructables.com/FLF/E64R/IA56PFAT/FLFE64RIA56PFAT.SMALL.jpg Ayush Sharma Hi Everybody,After an Successful Hit & Featured with " Make an Simple Motion Sensor Led Light" I Started thinking about anything else....So , I am here with ' Make an Motion Sensor Relay Board! " It's Just the Same but with a improvement which i got from previous instructable Comments.In this instru...
By: Ayush Sharma

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Tue, 26 May 2015 05:45:54 PDT
Super simple door alarm http://www.instructables.com/id/Super-simple-door-alarm/
Super simple door alarm - More DIY How To Projects]]> https://cdn.instructables.com/FO9/AJSO/VCDEZ7BE7QO/FO9AJSOVCDEZ7BE7QO.SQUARE2.jpg https://cdn.instructables.com/FO9/AJSO/VCDEZ7BE7QO/FO9AJSOVCDEZ7BE7QO.SQUARE.jpg https://cdn.instructables.com/FO9/AJSO/VCDEZ7BE7QO/FO9AJSOVCDEZ7BE7QO.SMALL.jpg wisser My seven year old son wanted to build a door alarm. Obviously it had to be very simple. But of course he wanted it to look "professional" not like a DIY or toy. I came up with a simple design and some easy steps he could follow. Maybe not do it himself, but at least understand. The basic idea is to...
By: wisser

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Mon, 26 Mar 2007 03:11:21 PDT
Battery Level Indicator http://www.instructables.com/id/Battery-Level-Indicator/
Battery Level Indicator - More DIY How To Projects]]> https://cdn.instructables.com/FNG/LNFK/IU1EC4W9/FNGLNFKIU1EC4W9.SQUARE2.jpg https://cdn.instructables.com/FNG/LNFK/IU1EC4W9/FNGLNFKIU1EC4W9.SQUARE.jpg https://cdn.instructables.com/FNG/LNFK/IU1EC4W9/FNGLNFKIU1EC4W9.SMALL.jpg balsuryana Hi everyone, It's me Balsuryana!. I'am back with some electronics projects! In this projects, i will show you how to make a Battery Level Indicator. I got this idea because i need this tools for indicate my powerbank battery level, so i made this tools. No more talking, LET'S MAKE IT! What you wil...
By: balsuryana

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Sat, 8 Oct 2016 09:42:02 PDT
Auto street light switch using ldr and ic 555 http://www.instructables.com/id/Auto-street-light-switch-using-ldr-and-ic-555/
Auto street light switch using ldr and ic 555 - More DIY How To Projects]]> https://cdn.instructables.com/F17/BGN5/I327HQ86/F17BGN5I327HQ86.SQUARE2.jpg https://cdn.instructables.com/F17/BGN5/I327HQ86/F17BGN5I327HQ86.SQUARE.jpg https://cdn.instructables.com/F17/BGN5/I327HQ86/F17BGN5I327HQ86.SMALL.jpg ankit.mehta.1401933 Hello everyone this is my first instructables of automatic twilight switch using ldr this is simple project for beginners like me the main purpose of this project is it will automatically switched on when its dark and automatically off in dayi used a very simple and popular timer ic 555 Gather yo...
By: ankit.mehta.1401933

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Sun, 30 Nov 2014 12:32:51 PST